SKINS Men's Cycle C400 Bib Shorts Nylon 76% / Spandex 24% Imported 76% Nylon, 24% Spandex Turbo charge your legs. Increased delivery of oxygen-rich blood gives you increased speed, power and endurance, while reducing the buildup of lactic acid. Stay protected. Permanent antimicrobial treatment, microfiber moisture wicking, and UPF 50+ sun protection help you stay dry and comfortable, dry, and performing at peak temperature in any conditions. Cold machine wash, gentle cycle, with like colors. Do not bleach, iron, or tumble dry.